import React, { useState, useEffect, useRef } from 'react';
import { TextField, Button, Box, Dialog, DialogTitle, DialogContent, DialogContentText, DialogActions, MenuItem } from '@mui/material';
import Utils from '../../../utils/Utils';

interface NetPyNECellRuleProps {
  name: string;
  renameHandler?: (newName: string) => boolean;
  HandleAddNewSection?: () => void;
  [key: string]: any;
}

/**
 * NetPyNECellRule Component
 * Placeholder implementation - full functionality to be migrated
 */
const NetPyNECellRule: React.FC<NetPyNECellRuleProps> = ({
  name,
  renameHandler,
  HandleAddNewSection,
  ...otherProps
}) => {
  const [currentName, setCurrentName] = useState(name);
  const [errorMessage, setErrorMessage] = useState<string | undefined>(undefined);
  const [errorDetails, setErrorDetails] = useState<string | undefined>(undefined);
  const renamingRef = useRef(false);
  const updateTimerRef = useRef<NodeJS.Timeout | undefined>(undefined);

  useEffect(() => {
    setCurrentName(name);
  }, [name]);

  const handleRenameChange = (event: React.ChangeEvent<HTMLInputElement>): void => {
    const storedValue = name;
    const newValue = Utils.nameValidation(event.target.value);
    
    if (renameHandler) {
      const updateCondition = renameHandler(newValue);
      const triggerCondition = Utils.handleUpdate(
        updateCondition,
        newValue,
        event.target.value,
        {
          setState: (updater: any) => {
            if (typeof updater === 'function') {
              // Call the updater function with current state
              const newState = updater({ errorMessage, errorDetails });
              setErrorMessage(newState.errorMessage);
              setErrorDetails(newState.errorDetails);
            } else {
              setErrorMessage(updater.errorMessage);
              setErrorDetails(updater.errorDetails);
            }
          }
        },
        'CellRule'
      );

      if (triggerCondition) {
        triggerUpdate(() => {
          // Rename the cell rule in Python
          Utils.renameKey('netParams.cellParams', storedValue, newValue, (response: any, newVal: string) => {
            renamingRef.current = false;
          });
          renamingRef.current = true;
        });
      }
    }
  };

  const triggerUpdate = (updateMethod: () => void): void => {
    if (updateTimerRef.current !== undefined) {
      clearTimeout(updateTimerRef.current);
    }
    updateTimerRef.current = setTimeout(updateMethod, 1000);
  };

  const postProcessMenuItems = (pythonData: string[], selected: string[]): React.ReactNode[] => {
    return pythonData.map((name) => (
      <MenuItem
        id={`${name}MenuItem`}
        key={name}
        value={name}
        selected={selected.indexOf(name) > -1}
      >
        {name}
      </MenuItem>
    ));
  };

  const dialogPop = errorMessage !== undefined ? (
    <Dialog open style={{ whiteSpace: 'pre-wrap' }}>
      <DialogTitle>{errorMessage}</DialogTitle>
      <DialogContent style={{ overflow: 'auto' }}>
        <DialogContentText>{errorDetails}</DialogContentText>
      </DialogContent>
      <DialogActions>
        <Button
          variant="contained"
          color="primary"
          onClick={() => {
            setErrorMessage(undefined);
            setErrorDetails(undefined);
          }}
        >
          BACK
        </Button>
      </DialogActions>
    </Dialog>
  ) : null;

  return (
    <div>
      <Box
        sx={{
          display: 'flex',
          flexDirection: 'column',
        }}
      >
        <TextField
          variant="filled"
          onChange={handleRenameChange}
          value={currentName}
          disabled={renamingRef.current}
          label="The name of the cell type"
          id="cellRuleName"
        />

        <Box m={1}>
          <Button
            variant="contained"
            color="secondary"
            onClick={() => HandleAddNewSection && HandleAddNewSection()}
          >
            Add new section
          </Button>
        </Box>
      </Box>
      {dialogPop}
    </div>
  );
};

export default NetPyNECellRule;

